Fix: no-async-in-computed-properties crash (fixes #390) (#392)

Author: mysticatea

lib/utils/index.js

@@ -385,11 +385,14 @@ module.exports = {
       callee.object.name === 'Vue' &&
       callee.property.type === 'Identifier' &&
       ['component', 'mixin', 'extend'].indexOf(callee.property.name) > -1 &&
-      node.arguments.length &&
+      node.arguments.length >= 1 &&
       node.arguments.slice(-1)[0].type === 'ObjectExpression'
 
-    const isDestructedVueComponent = callee.type === 'Identifier' &&
-      callee.name === 'component'
+    const isDestructedVueComponent = node.type === 'CallExpression' &&
+      callee.type === 'Identifier' &&
+      callee.name === 'component' &&
+      node.arguments.length >= 1 &&
+      node.arguments.slice(-1)[0].type === 'ObjectExpression'
 
     return isFullVueComponent || isDestructedVueComponent
   },

tests/lib/rules/no-async-in-computed-properties.js

@@ -60,6 +60,20 @@ ruleTester.run('no-async-in-computed-properties', rule, {
         }
       `,
       parserOptions
+    },
+    {
+      filename: 'test.vue',
+      code: `
+        async function resolveComponents(components) {
+          return await Promise.all(components.map(async (component) => {
+              if(typeof component === 'function') {
+                    return await component()
+                }
+                return component;
+          }));
+        }
+      `,
+      parserOptions: parserOptions8
     }
   ],